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KjTabs VST Kjeldahl Catalyst Tablets - 1000 pcs/box

https://www.velp.com/en-us/kjtabs-vst-1000-pcsbox-1-5-tins.aspx Analytical Instruments > Consumables > Kjeldahl Consumables > KjTabs VST Kjeldahl Catalyst Tablets - 1000 pcs/box KjTabs VST Kjeldahl Catalyst Tablets - 1000 pcs/box $387.00 KjTabs TM VST Kjeldahl Catalyst Tablets are ideal for oily and fatty samples. ... The KjTabs TM VST consist of accurately pre-dosed tablets composed of sulfate, to increase the boiling point of [...]

Crude Fat and Total Fat Determination: Methods and Analysis

https://www.velp.com/en-us/crude-fat-and-total-fat-determination-methods-and-analysis.aspxGas Chromatography (GC) It is a highly accurate and sensitive method used to separate and quantify individual fatty acids within fat samples. After extraction, the fat is esterified into fatty acid methyl esters (FAMEs) and then analyzed using a gas chromatograph. This method provides detailed information about the [...]

Oil and grease determination in water and wastewater

https://www.velp.com/en-us/oil-and-grease-determination-in-water-and-wastewater.aspxGrease is a broad term covering hydrocarbons, esters, oils, fats, waxes, and high molecular weight fatty acids— materials that are extracted using solvents like n-hexane . ... The waste water sample is acidified with hydrochloric acid and extracted using the Randall method, an accelerated and more efficient version of [...]

THE LEADING TECHNOLOGY FOR ACCELERATED SHELF LIFE TEST IN FRYING OILS

https://www.velp.com/en-us/the-leading-technology-for-accelerated-shelf-life-test-in-frying-oils.aspxOils undergo oxidation of fatty acids , which is recognized to be one of the main factors influencing the shelf life and producing rancidity . ... Commercial frying oil contains a mix of different vegetables oil containing saturated and unsaturated fatty acids in their formulations. Usually the mixture is obtained by [...]

FAT AND OIL CONTENT DETERMINATION IN FEED SAMPLES ACCORDING TO AOCS BA 3-38

https://www.velp.com/en-us/fat-and-oil-content-determination-in-feed-samples-according-to-aocs-ba-3-38.aspxFat is a key nutrient, providing essential fatty acids and serving as a dense energy source.

ADVANCED ANALYTICAL SOLUTIONS FOR PROTEIN AND FAT DETERMINATION IN FISHMEAL SAMPLES

https://www.velp.com/en-us/advanced-analytical-solutions-for-protein-and-fat-determination-in-fishmeal-samples.aspxFishmeal is an excellent source of highly digestible protein, long-chain omega-3 fatty acids and essential vitamins and minerals. ... We likely mention VELP’s Kjeldahl Digestors and Distillators , used for the catalytically supported mineralization of organic material in a boiling mixture of sulfuric acid and sulfate salt at [...]

Determination of the Oxidation Stability of Fats and Oils

https://www.velp.com/en-us/determination-of-the-oxidation-stability-of-fats-and-oils.aspxMany factors have an influence on lipid oxidation (and on the shelf life of the sample) such as ambient temperature, exposure to heat, the composition of Fatty Acids and their degree of saturation, the concentration of oxygen etc.

HOW TO EFFECTIVELY TEST OXIDATION STABILITY OF VARIOUS TYPES OF OILS AND ANTIOXIDANT EFFECTIVENESS

https://www.velp.com/en-us/how-to-effectively-test-oxidation-stability-of-various-types-of-oils-and-antioxidant-effectiveness.aspxOxidation Stability of oils and addition of antioxidants One of the most important quality alterations of food is due to oxygen absorption by the unsaturated fatty acids, free or esterified.

SOFTENING THE EFFECTS OF SUPPLY CHAIN TURMOIL ON THE FOOD AND FEED INDUSTRY: VELP OXITEST APPLICATIONS FOR SUNFLOWER OIL FORMULAS

https://www.velp.com/en-us/softening-the-effects-of-supply-chain-turmoil-on-the-food-and-feed-industry-velp-oxitest-applications-for-sunflower-oil-formulas.aspxThe oxidation of the unsaturated fatty acids is one of the most critical factors to be investigated for the shelf-life studies of oils and seeds.

MEET THE SCIENTIST: OXIDATION STABILITY STUDIES WITH VELP OXITEST SUPPORTING LOCAL FOOD COMPANIES

https://www.velp.com/en-us/meet-the-scientist-oxidation-stability-studies-with-velp-oxitest-supporting-local-food-companies.aspxSpecifically, SAFE successfully evaluated the different oxidative stability of extra virgin olive oil from different cultivars, highlighting the importance of antioxidants, such as tocopherols and polyphenols, compared to the susceptibility to oxidation of fatty acids.